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10522137 = 33507379
BaseRepresentation
bin101000001000…
…111000011001
3201210120122210
4220020320121
510143202022
61013305333
7155302533
oct50107031
921716583
1010522137
115a3748a
123635249
132245422
14157c853
15dcca0c
hexa08e19

10522137 has 4 divisors (see below), whose sum is σ = 14029520. Its totient is φ = 7014756.

The previous prime is 10522123. The next prime is 10522153. The reversal of 10522137 is 73122501.

10522137 is nontrivially palindromic in base 13.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 10522137 - 222 = 6327833 is a prime.

It is a super-2 number, since 2×105221372 = 221430734093538, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10522537) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1753687 + ... + 1753692.

It is an arithmetic number, because the mean of its divisors is an integer number (3507380).

Almost surely, 210522137 is an apocalyptic number.

It is an amenable number.

10522137 is a deficient number, since it is larger than the sum of its proper divisors (3507383).

10522137 is an equidigital number, since it uses as much as digits as its factorization.

10522137 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3507382.

The product of its (nonzero) digits is 420, while the sum is 21.

The square root of 10522137 is about 3243.7843639798. The cubic root of 10522137 is about 219.1297369349.

Adding to 10522137 its reverse (73122501), we get a palindrome (83644638).

The spelling of 10522137 in words is "ten million, five hundred twenty-two thousand, one hundred thirty-seven".

Divisors: 1 3 3507379 10522137